{"product_id":"vitamin-d-protocol-1","title":"Vitamin D Protocol","description":"\u003cp\u003eFoundational vitamin D3 + K2 support for hormonal and immune health.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAbout This Protocol:\u003c\/strong\u003e A two-month course of D3 + K2 (5,000 IU D3 with 200 mcg K2 as MK-7) to support healthy vitamin D status, immune function, and bone health as a base-layer addition to a preconception plan.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eThe Science:\u003c\/strong\u003e Vitamin D receptors are present throughout the reproductive tract, and sufficient vitamin D status is linked in reviews to enhanced endometrial receptivity and improved assisted-reproduction outcomes; K2 helps direct calcium appropriately alongside higher-dose D3.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDirections:\u003c\/strong\u003e D3 + K2: 1 cap daily with food\u003c\/p\u003e","brand":"Madre Fertility","offers":[{"title":"Default Title","offer_id":52797763715353,"sku":"MF-PROTO-VITAMIN-D-PROTOCOL-1","price":37.26,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0772\/5432\/8601\/files\/ChatGPTImageJul14_2026_03_42_18PM.png?v=1784065414","url":"https:\/\/shop.madrefertility.com\/products\/vitamin-d-protocol-1","provider":"Madre Fertility","version":"1.0","type":"link"}